e region

e re·gion
E e


    • US Pronunciation
    • US IPA
    • [ee ree-juh n]
    • /i ˈri dʒən/
    • US Pronunciation
    • US IPA
    • [ee ree-juh n]
    • /i ˈri dʒən/

Definitions of e region words

  • noun e region the region of the ionosphere in which the E layer forms. 1
  • noun e region a region of the ionosphere, extending from a height of 90 to about 150 kilometres. It reflects radio waves of medium wavelength 0
  • noun e region the atmospheric zone within the ionosphere at an altitude of c. 90 to 140 km (c. 56 to 90 mi), containing the E layer 0

Information block about the term

Origin of e region

First appearance:

before 1935
One of the 8% newest English words
First recorded in 1935-40

Historical Comparancy

Parts of speech for E region


e region popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 47% of English native speakers know the meaning and use word.
According to our data about 59% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

e region usage trend in Literature

This diagram is provided by Google Ngram Viewer

See also

Matching words

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